Nine is Ten

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?




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There are seven sisters in a house in a village where there is no electricity or any gadget.

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Sister-5: Washing clothes
Sister-6: Gardening

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Find the next number in the sequence

1, 2, 6, 21, 88, __?

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Spot the Cat

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